28938063

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{7369}}^1$

素因数の和:7407

約数の個数: 32

約数和(自身を含む): 50941440

約数和(自身を除く): 22003377

約数列:

[1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 7369, 22107, 51583, 81059, 125273, 154749, 243177, 375819, 567413, 876911, 1378003, 1702239, 2630733, 4134009, 9646021, 28938063]

約数ペア:

[(1, 28938063), (3, 9646021), (7, 4134009), (11, 2630733), (17, 1702239), (21, 1378003), (33, 876911), (51, 567413), (77, 375819), (119, 243177), (187, 154749), (231, 125273), (357, 81059), (561, 51583), (1309, 22107), (3927, 7369)]